Very much by the letter and oftentimes unrealistic. so you do have to be careful when buying for the purpose of that CO.

@Dan Sang for your question #1 and #3, your buyer will have to provide a written letter to the village/county that they will take care of the violation. 

Keep everything professional and all communications in writing, letters-not by email or text messages or phone calls.

I'm sending out a few hundred yellow letters to multiple neighborhoods about 15 minutes from where I live. 

Think of it as the difference between "the letter of the law" (what it actually says) and case law (how it tends to be interpreted).If some shyster sees you're holding property in your name, you're "ripe for the pickin'".

Send them a letter telling them you found their house to be apparently vacant.

I recently got pre-qualified (waiting for the pre-approval letter any day now) for a mortgage on a residential property.  

Send them a letter telling them you found their house to be apparently vacant.

The P or Q letter sent a message and the tenant paid the second half of the rent plus the late fee without too much complaint.

So to summarize, My ultimate question to area RE Investors is what area or letter grade have you found offers the best bang for your buck in South KC for Multifamily?